tests/test-merge-default
author Matt Mackall <mpm@selenic.com>
Thu, 11 Oct 2007 00:46:54 -0500
changeset 5451 0a43875677b1
parent 5224 9cd6578750b9
permissions -rwxr-xr-x
revlog: break up compression of large deltas Python's zlib apparently makes an internal copy of strings passed to compress(). To avoid this, compress strings 1M at a time, then join them at the end if the result would be smaller than the original. For initial commits of large but compressible files, this cuts peak memory usage nearly in half.
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#!/bin/sh
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hg init
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echo a > a
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hg commit -A -ma
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echo a >> a
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hg commit -mb
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echo a >> a
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hg commit -mc
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hg up 1
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echo a >> a
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hg commit -md
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hg up 1
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echo a >> a
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hg commit -me
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hg up 1
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echo % should fail because not at a head
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hg merge
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hg up
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echo % should fail because \> 2 heads
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hg merge
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echo % should succeed
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hg merge 2
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hg commit -mm1
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echo % should succeed - 2 heads
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hg merge
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hg commit -mm2
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echo % should fail because at tip
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hg merge
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hg up 0
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echo % should fail because 1 head
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hg merge
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true